310400

素因数分解:

$2^7\times 5^2\times {\mathrm{97}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 774690

約数和(自身を除く): 464290

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 97, 100, 128, 160, 194, 200, 320, 388, 400, 485, 640, 776, 800, 970, 1552, 1600, 1940, 2425, 3104, 3200, 3880, 4850, 6208, 7760, 9700, 12416, 15520, 19400, 31040, 38800, 62080, 77600, 155200, 310400]

約数ペア:

[(1, 310400), (2, 155200), (4, 77600), (5, 62080), (8, 38800), (10, 31040), (16, 19400), (20, 15520), (25, 12416), (32, 9700), (40, 7760), (50, 6208), (64, 4850), (80, 3880), (97, 3200), (100, 3104), (128, 2425), (160, 1940), (194, 1600), (200, 1552), (320, 970), (388, 800), (400, 776), (485, 640)]